Car Care Month - We Have All The Parts, Tools & Expertise You Need!

Make/Model Search
Make/Engine Search

Brands
Savings Central
Contact Us
Help Center

My Garage
Wish List
Order Status & Returns

Welcome
My Account

Order Status

Wish List
Savings Central
Shop by Brand
Shop Your Passion
- Shop Your Passion
- Truck / SUV
  
  Jeep®
  
  Restoration
  
  Stock Replacement
  
  Late Model Muscle
  
  Tools
  
  Gifts, Clothing, & More
  
  Circle Track
  
  Street Rod
  
  Powersports
  
  Paint & Body
  
  Marine
  
  Jr Dragster
Gift Cards
My Garage
See Our Catalogs
News & Events
Career Opportunities
Contact Us
Help Center
New Products
Shop by Make/Model
Sign In

Search Make/Model

Search Make/Engine

Sign In

Welcome
Account Dashboard
Profile
Order Status & Returns
Buy It Again
Wish List
Rewards Program
Gift Cards & Summit Bucks
Address Book
My Garage Settings
Email Preferences
Text Notifications
My Reviews
My Questions
Catalogs
Tax Exemption
Sign In

Celebrate Car Care Month With Savings!

$5 Off Your $100 Mobile App Purchase!

Filters

In Stock
- In Stock Items. Ships Today. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (14) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Bore (in.)
- 3.437 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.467 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Bore (mm)
- 87.310mm (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 88.060mm (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Piston and Ring Oversize (in.)
- 0.030 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Standard (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Piston and Ring Oversize (mm)
- 0.750mm (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Standard (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Top Ring Facing Material
- Phosphate coated (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Chrome (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Plasma-moly (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Oil Ring Material
- Stainless steel (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Quantity
- Sold as 1 set. (5)
- Sold as 6 sets. (3)
Make/Model
Make/Engine
Price Range
Filter Options
- Stock Replacement (8)
Savings Central
- Clearance (1)

Selected Filters

Filter Results by Vehicle

Loading...

Home
Engines & Components
Pistons & Piston Rings
Piston Rings
Product Results

8 Results Found For "R25"

Availability

- In Stock Items. Ships Today. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (14) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Bore (in.)
- 3.437 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.467 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Bore (mm)
- 87.310mm (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 88.060mm (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Piston and Ring Oversize (in.)
- 0.030 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Standard (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Piston and Ring Oversize (mm)
- 0.750mm (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Standard (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Top Ring Facing Material
- Phosphate coated (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Chrome (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Plasma-moly (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Oil Ring Material
- Stainless steel (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Quantity
- Sold as 1 set. (5)
- Sold as 6 sets. (3)
Make/Model
Make/Engine
Price Range
Filter Options
- Stock Replacement (8)
Savings Central
- Clearance (1)

8 Results Found For "R25"

Achieve the chamber sealing, piston heat transfer, and oil consumption regulation you seek with high performance piston rings from Summit Racing. Regardless of engine...

Achieve the chamber sealing, piston heat transfer, and oil consumption regulation you seek with high performance piston rings from Summit Racing. Regardless of engine type, bore size, or ring thickness, we carry all of the piston rings and piston ring sets you and your vehicle need, including piston rings from industry leaders like Sealed Power, Wiseco, Total Seal, Mahle, JE Pistons, Speed Pro, and many more. Shop Summit Racing now for low-priced, fast shipping on the parts that will keep your engine firing! To make your piston ring installation project easier, use a piston ring compressor that works with your application.

Achieve the chamber sealing, piston heat transfer, and oil consumption regulation you seek with high performance piston rings from Summit Racing. Regardless of engine type, bore size, or ring thickness, we carry all of the piston rings and piston ring sets you and your vehicle need, including piston rings from industry leaders like Sealed Power, Wiseco, Total Seal, Mahle, JE Pistons, Speed Pro, and many more. Shop Summit Racing now for low-priced, fast shipping on the parts that will keep your engine firing! To make your piston ring installation project easier, use a piston ring compressor that works with your application.

Showing In Stock Items. Show All 14 Items.

Individual Parts

Part Groups

Results 1 - 8 of 8

Hastings Piston Ring Sets 663030

Hastings Piston Ring Sets 663030

Hastings Piston Ring Sets 663030

Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-663030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2C663030

Hastings Premium Ductile Ring Sets 2C663030

Hastings Premium Ductile Ring Sets 2C663030

Engine Piston Ring Set, 6-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C663030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2C663S

Hastings Premium Ductile Ring Sets 2C663S

Hastings Premium Ductile Ring Sets 2C663S

Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C663S

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M663S

Hastings Premium Ductile Ring Sets 2M663S

Hastings Premium Ductile Ring Sets 2M663S

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M663S

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

Hastings Piston Ring Sets 663

Hastings Piston Ring Sets 663

Hastings Piston Ring Sets 663

Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-663

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Hastings Piston Ring Sets 663S

Hastings Piston Ring Sets 663S

Hastings Piston Ring Sets 663S

Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-663S

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

Hastings Piston Ring Sets 663S030

Hastings Piston Ring Sets 663S030

Hastings Piston Ring Sets 663S030

Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-663S030

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2C663S030

Hastings Premium Ductile Ring Sets 2C663S030

Hastings Premium Ductile Ring Sets 2C663S030

Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C663S030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

1

Page 1 of 1

Modal Header

Contact us with questions.

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify

Stay Updated with Emails from Summit Racing

Never miss a sale on new parts, tools, and more!

= Required

First Name

Last Name

Email Address Email required

See Our Catalogs

News & Events

News & Events Home
OnAllCylinders (blog)
Calendar of Events
New Product Releases
Summit Racing News
News You Can Use
Featured Vehicles
Media Center
Sanctioning Bodies

Help

Help Center
Return Policy
Beat-A-Price Guarantee
Payment Options
Contact Us

Social

Facebook
X/Twitter
Instagram
Pinterest
YouTube
Podcast

About Summit

Corporate History
Retail Locations

My Account

Profile
Email Preferences
Order Status & Returns
Wish List
Address Book
My Reviews
My Questions
My Garage
Sign In

Career Opportunities

More

Summit Racing Credit Card
Gift Cards
Calculators & Tools
Promo Exclusions
Become an Affiliate
Summit Racing Rewards Program
Summit Racing Equipment Protection Plan

Terms of Use | Privacy and Security | Site Accessibility
Copyright 2026 by AUTOSALES, INCORPORATED
dba Summit Racing Equipment | Trademarks

Let's Build it Together^™

Modal Header